DMBS vs SPMB
DoubleLine Mortgage ETF against State Street SPDR Portfolio Mortgage Backed Bond ETF: cost, size, returns, what they hold and how much of it is the same.
Overlap by weight
1%
4 shared positions
Fee gap
35 bp
SPMB is cheaper
1-year return gap
1.0 pts
SPMB is ahead
Larger fund
SPMB
$6.9B
Side by side
| DMBS | SPMB | |
|---|---|---|
| Fund | DoubleLine Mortgage ETF | State Street SPDR Portfolio Mortgage Backed Bond ETF |
| Issuer | DoubleLine | State Street SPDR |
| Category | Mortgage & Securitized | Mortgage & Securitized |
| Expense ratio | 0.39% | 0.04% |
| Assets | $705M | $6.9B |
| Average daily dollar volume | $5.3M | $51M |
| Listed | Mar 31, 2023 | Jan 15, 2009 |
| FrenzyCap score | 55 | 95 |
| 1-month return | −1.5% | −1.1% |
| 3-month return | −3.2% | −2.6% |
| Year to date | −6.0% | −4.7% |
| 1-year return | −6.7% | −5.7% |
| 30-day volatility | 6.3% | 6.6% |
| Worst drawdown, 1 year | −8.9% | −8.0% |
| Trailing 12-month yield | 5.61% | 4.30% |
| Holdings | 193 | 2,763 |
| Top 10 weight | 39.5% | 7.2% |
| Look-through P/E | — | — |
| Holdings vs fair value | — | — |
| Holdings above 200-day average | — | — |
| Net flow, latest 3 reported months | +$15M thru Jun 2026 | +$196M thru Jun 2026 |
| 30-day implied volatility | — | 29.4% |
| Holdings as of | as of Jun 30, 2026SEC filing | as of Oct 20, 2026issuer data |
Returns are price returns and exclude distributions. Flows are each fund's own latest reported months and may not cover the same period.
Largest shared holdings
3% of DMBS · 1% of SPMB| Holding | DMBS | SPMB |
|---|---|---|
| FNMA 2%, due Feb 1, 2052 | 0.40% | 0.42% |
| FHLMC Pool 5%, due Jan 1, 2055 | 1.86% | 0.30% |
| FNMA 5%, due Jun 1, 2053 | 0.05% | 0.33% |
| FHLMC Pool 6%, due Jun 1, 2054 | 0.31% | 0.05% |
Sector mix of the stock holdings
No sector breakdown: these funds hold few classified stocks.
More: full overlap table · DMBS holdings · SPMB holdings
Fund data comes from each fund's SEC filings and issuer disclosures and is shown with the date it is as of. SEC portfolio and flow filings become public about 60 days after the period they cover. Nothing here is investment advice; see Terms.